HD6412350 Hitachi, HD6412350 Datasheet - Page 892

• Manufacturer Part Number: HD6412350
• Description: (HD6412350 / HD6432351) 16-BIT MICROCONTROLLER
• Manufacturer: Hitachi

SCR0—Serial Control Register 0
872
Bit
Initial value
Read/Write
Transmit Interrupt Enable
0
1
:
:
:
Transmit data empty interrupt (TXI) requests disabled
Transmit data empty interrupt (TXI) requests enabled
R/W
TIE
7
0
Receive Interrupt Enable
0
1
R/W
Receive data full interrupt (RXI) request and
receive error interrupt (ERI) request disabled
Receive data full interrupt (RXI) request and
receive error interrupt (ERI) request enabled
RIE
6
0
Transmit Enable
0
1
R/W
TE
Transmission disabled
Transmission enabled
5
0
Receive Enable
0
1
R/W
Reception disabled
Reception enabled
RE
4
0
Multiprocessor Interrupt Enable
0
1
MPIE
R/W
Multiprocessor interrupts disabled
[Clearing conditions]
• When the MPIE bit is cleared to 0
• When MPB= 1 data is received
Multiprocessor interrupts enabled
Receive interrupt (RXI) requests, receive error interrupt (ERI)
requests, and setting of the RDRF, FER, and ORER flags in
SSR are disabled until data with the multiprocessor bit set to 1
is received
3
0
Transmit End Interrupt Enable
0
1
TEIE
R/W
Transmit end interrupt (TEI) request disabled
Transmit end interrupt (TEI) request enabled
2
0
Clock Enable
SMCR
H'FF7A
SMIF
0
1
1
1
1
1
1
CKE1
R/W
1
0
C/A,GM CKE1
SMR
0
0
1
1
1
1
CKE0
R/W
0
0
SCR setting
0
0
0
0
1
1
See SCI specification
Smart Card Interface 0
CKE0
0
1
0
1
0
1
Operates as port input
pin
Clock output as SCK
output pin
Fixed-low output as
SCK output pin
Clock output as SCK
output pin
Fixed-high output as
SCK output pin
Clock output as SCK
output pin
SCK pin function